Pneumatic tube system transaction terminal base



FIG. 1 is a top perspective view of a pneumatic tube system transaction terminal base showing our new design;

FIG. 2 is a right side elevation thereof, the side opposite being identical; and,

FIG. 3 is a front elevation thereof, the rear being identical.

The broken lines in the drawings that define the bounds of the claimed design form no part thereof. 

The ornamental design for a pneumatic tube system transaction terminal base, as shown and described. 